| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.android.packageinstaller.permission.model; |
| |
| import android.content.Context; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageInfo; |
| import android.content.pm.PackageItemInfo; |
| import android.content.pm.PackageManager; |
| import android.content.pm.PackageManager.NameNotFoundException; |
| import android.content.pm.PermissionInfo; |
| import android.graphics.drawable.Drawable; |
| import android.os.AsyncTask; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.util.ArrayMap; |
| import android.util.ArraySet; |
| import android.util.Log; |
| import android.util.SparseArray; |
| |
| import com.android.packageinstaller.permission.utils.Utils; |
| |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.List; |
| |
| public class PermissionApps { |
| private static final String LOG_TAG = "PermissionApps"; |
| |
| private final Context mContext; |
| private final String mGroupName; |
| private final PackageManager mPm; |
| private final Callback mCallback; |
| |
| private final PmCache mCache; |
| |
| private CharSequence mLabel; |
| private Drawable mIcon; |
| private List<PermissionApp> mPermApps; |
| // Map (pkg|uid) -> AppPermission |
| private ArrayMap<String, PermissionApp> mAppLookup; |
| |
| private boolean mSkipUi; |
| private boolean mRefreshing; |
| |
| public PermissionApps(Context context, String groupName, Callback callback) { |
| this(context, groupName, callback, null); |
| } |
| |
| public PermissionApps(Context context, String groupName, Callback callback, PmCache cache) { |
| mCache = cache; |
| mContext = context; |
| mPm = mContext.getPackageManager(); |
| mGroupName = groupName; |
| mCallback = callback; |
| loadGroupInfo(); |
| } |
| |
| public String getGroupName() { |
| return mGroupName; |
| } |
| |
| public void loadNowWithoutUi() { |
| mSkipUi = true; |
| createMap(loadPermissionApps()); |
| } |
| |
| public void refresh(boolean getUiInfo) { |
| if (!mRefreshing) { |
| mRefreshing = true; |
| mSkipUi = !getUiInfo; |
| new PermissionAppsLoader().execute(); |
| } |
| } |
| |
| public int getGrantedCount(ArraySet<String> launcherPkgs) { |
| int count = 0; |
| for (PermissionApp app : mPermApps) { |
| if (!Utils.shouldShowPermission(app)) { |
| continue; |
| } |
| if (Utils.isSystem(app, launcherPkgs)) { |
| // We default to not showing system apps, so hide them from count. |
| continue; |
| } |
| if (app.areRuntimePermissionsGranted()) { |
| count++; |
| } |
| } |
| return count; |
| } |
| |
| public int getTotalCount(ArraySet<String> launcherPkgs) { |
| int count = 0; |
| for (PermissionApp app : mPermApps) { |
| if (!Utils.shouldShowPermission(app)) { |
| continue; |
| } |
| if (Utils.isSystem(app, launcherPkgs)) { |
| // We default to not showing system apps, so hide them from count. |
| continue; |
| } |
| count++; |
| } |
| return count; |
| } |
| |
| public Collection<PermissionApp> getApps() { |
| return mPermApps; |
| } |
| |
| public PermissionApp getApp(String key) { |
| return mAppLookup.get(key); |
| } |
| |
| public CharSequence getLabel() { |
| return mLabel; |
| } |
| |
| public Drawable getIcon() { |
| return mIcon; |
| } |
| |
| private List<PermissionApp> loadPermissionApps() { |
| PackageItemInfo groupInfo = getGroupInfo(mGroupName); |
| if (groupInfo == null) { |
| return Collections.emptyList(); |
| } |
| |
| List<PermissionInfo> groupPermInfos = getGroupPermissionInfos(mGroupName); |
| if (groupPermInfos == null) { |
| return Collections.emptyList(); |
| } |
| |
| ArrayList<PermissionApp> permApps = new ArrayList<>(); |
| |
| for (UserHandle user : UserManager.get(mContext).getUserProfiles()) { |
| List<PackageInfo> apps = mCache != null ? mCache.getPackages(user.getIdentifier()) |
| : mPm.getInstalledPackages(PackageManager.GET_PERMISSIONS, |
| user.getIdentifier()); |
| |
| final int N = apps.size(); |
| for (int i = 0; i < N; i++) { |
| PackageInfo app = apps.get(i); |
| if (app.requestedPermissions == null) { |
| continue; |
| } |
| |
| for (int j = 0; j < app.requestedPermissions.length; j++) { |
| String requestedPerm = app.requestedPermissions[j]; |
| |
| PermissionInfo requestedPermissionInfo = null; |
| |
| for (PermissionInfo groupPermInfo : groupPermInfos) { |
| if (requestedPerm.equals(groupPermInfo.name)) { |
| requestedPermissionInfo = groupPermInfo; |
| break; |
| } |
| } |
| |
| if (requestedPermissionInfo == null) { |
| continue; |
| } |
| |
| if (requestedPermissionInfo.protectionLevel |
| != PermissionInfo.PROTECTION_DANGEROUS |
| || (requestedPermissionInfo.flags |
| & PermissionInfo.FLAG_INSTALLED) == 0 |
| || (requestedPermissionInfo.flags |
| & PermissionInfo.FLAG_HIDDEN) != 0) { |
| continue; |
| } |
| |
| AppPermissionGroup group = AppPermissionGroup.create(mContext, |
| app, groupInfo, groupPermInfos, user); |
| |
| String label = mSkipUi ? app.packageName |
| : app.applicationInfo.loadLabel(mPm).toString(); |
| PermissionApp permApp = new PermissionApp(app.packageName, |
| group, label, getBadgedIcon(app.applicationInfo), |
| app.applicationInfo); |
| |
| permApps.add(permApp); |
| break; // move to the next app. |
| } |
| } |
| } |
| |
| Collections.sort(permApps); |
| |
| return permApps; |
| } |
| |
| private void createMap(List<PermissionApp> result) { |
| mAppLookup = new ArrayMap<>(); |
| for (PermissionApp app : result) { |
| mAppLookup.put(app.getKey(), app); |
| } |
| mPermApps = result; |
| } |
| |
| private PackageItemInfo getGroupInfo(String groupName) { |
| try { |
| return mContext.getPackageManager().getPermissionGroupInfo(groupName, 0); |
| } catch (NameNotFoundException e) { |
| /* ignore */ |
| } |
| try { |
| return mContext.getPackageManager().getPermissionInfo(groupName, 0); |
| } catch (NameNotFoundException e2) { |
| /* ignore */ |
| } |
| return null; |
| } |
| |
| private List<PermissionInfo> getGroupPermissionInfos(String groupName) { |
| try { |
| return mContext.getPackageManager().queryPermissionsByGroup(groupName, 0); |
| } catch (NameNotFoundException e) { |
| /* ignore */ |
| } |
| try { |
| PermissionInfo permissionInfo = mContext.getPackageManager() |
| .getPermissionInfo(groupName, 0); |
| List<PermissionInfo> permissions = new ArrayList<>(); |
| permissions.add(permissionInfo); |
| return permissions; |
| } catch (NameNotFoundException e2) { |
| /* ignore */ |
| } |
| return null; |
| } |
| |
| private Drawable getBadgedIcon(ApplicationInfo appInfo) { |
| if (mSkipUi) { |
| return null; |
| } |
| Drawable unbadged = appInfo.loadUnbadgedIcon(mPm); |
| return mPm.getUserBadgedIcon(unbadged, |
| new UserHandle(UserHandle.getUserId(appInfo.uid))); |
| } |
| |
| private void loadGroupInfo() { |
| PackageItemInfo info; |
| try { |
| info = mPm.getPermissionGroupInfo(mGroupName, 0); |
| } catch (PackageManager.NameNotFoundException e) { |
| try { |
| PermissionInfo permInfo = mPm.getPermissionInfo(mGroupName, 0); |
| if (permInfo.protectionLevel != PermissionInfo.PROTECTION_DANGEROUS) { |
| Log.w(LOG_TAG, mGroupName + " is not a runtime permission"); |
| return; |
| } |
| info = permInfo; |
| } catch (NameNotFoundException reallyNotFound) { |
| Log.w(LOG_TAG, "Can't find permission: " + mGroupName, reallyNotFound); |
| return; |
| } |
| } |
| mLabel = info.loadLabel(mPm); |
| if (info.icon != 0) { |
| mIcon = info.loadUnbadgedIcon(mPm); |
| } else { |
| mIcon = mContext.getDrawable(com.android.internal.R.drawable.ic_perm_device_info); |
| } |
| mIcon = Utils.applyTint(mContext, mIcon, android.R.attr.colorControlNormal); |
| } |
| |
| public static class PermissionApp implements Comparable<PermissionApp> { |
| private final String mPackageName; |
| private final AppPermissionGroup mAppPermissionGroup; |
| private final String mLabel; |
| private final Drawable mIcon; |
| private final ApplicationInfo mInfo; |
| |
| public PermissionApp(String packageName, AppPermissionGroup appPermissionGroup, |
| String label, Drawable icon, ApplicationInfo info) { |
| mPackageName = packageName; |
| mAppPermissionGroup = appPermissionGroup; |
| mLabel = label; |
| mIcon = icon; |
| mInfo = info; |
| } |
| |
| public ApplicationInfo getAppInfo() { |
| return mInfo; |
| } |
| |
| public String getKey() { |
| return Integer.toString(getUid()); |
| } |
| |
| public String getLabel() { |
| return mLabel; |
| } |
| |
| public Drawable getIcon() { |
| return mIcon; |
| } |
| |
| public boolean areRuntimePermissionsGranted() { |
| return mAppPermissionGroup.areRuntimePermissionsGranted(); |
| } |
| |
| public void grantRuntimePermissions() { |
| mAppPermissionGroup.grantRuntimePermissions(false); |
| } |
| |
| public void revokeRuntimePermissions() { |
| mAppPermissionGroup.revokeRuntimePermissions(false); |
| } |
| |
| public boolean isPolicyFixed() { |
| return mAppPermissionGroup.isPolicyFixed(); |
| } |
| |
| public boolean isSystemFixed() { |
| return mAppPermissionGroup.isSystemFixed(); |
| } |
| |
| public boolean hasGrantedByDefaultPermissions() { |
| return mAppPermissionGroup.hasGrantedByDefaultPermission(); |
| } |
| |
| public boolean hasRuntimePermissions() { |
| return mAppPermissionGroup.hasRuntimePermission(); |
| } |
| |
| public boolean hasAppOpPermissions() { |
| return mAppPermissionGroup.hasAppOpPermission(); |
| } |
| |
| public String getPackageName() { |
| return mPackageName; |
| } |
| |
| public AppPermissionGroup getPermissionGroup() { |
| return mAppPermissionGroup; |
| } |
| |
| @Override |
| public int compareTo(PermissionApp another) { |
| final int result = mLabel.compareTo(another.mLabel); |
| if (result == 0) { |
| // Unbadged before badged. |
| return getUid() - another.getUid(); |
| } |
| return result; |
| } |
| |
| public int getUid() { |
| return mAppPermissionGroup.getApp().applicationInfo.uid; |
| } |
| } |
| |
| private class PermissionAppsLoader extends AsyncTask<Void, Void, List<PermissionApp>> { |
| |
| @Override |
| protected List<PermissionApp> doInBackground(Void... args) { |
| return loadPermissionApps(); |
| } |
| |
| @Override |
| protected void onPostExecute(List<PermissionApp> result) { |
| mRefreshing = false; |
| createMap(result); |
| if (mCallback != null) { |
| mCallback.onPermissionsLoaded(PermissionApps.this); |
| } |
| } |
| } |
| |
| /** |
| * Class used to reduce the number of calls to the package manager. |
| * This caches app information so it should only be used across parallel PermissionApps |
| * instances, and should not be retained across UI refresh. |
| */ |
| public static class PmCache { |
| private final SparseArray<List<PackageInfo>> mPackageInfoCache = new SparseArray<>(); |
| private final PackageManager mPm; |
| |
| public PmCache(PackageManager pm) { |
| mPm = pm; |
| } |
| |
| public synchronized List<PackageInfo> getPackages(int userId) { |
| List<PackageInfo> ret = mPackageInfoCache.get(userId); |
| if (ret == null) { |
| ret = mPm.getInstalledPackages(PackageManager.GET_PERMISSIONS, userId); |
| mPackageInfoCache.put(userId, ret); |
| } |
| return ret; |
| } |
| } |
| |
| public interface Callback { |
| void onPermissionsLoaded(PermissionApps permissionApps); |
| } |
| } |